Good morning roy4eyes. Should you not find a suitable folding wheelchair, perhaps you would consider the one I have for sale.

viewtopic.php?f=18&t=28144

Used perhaps half a dozen times, padded back, seat and retractable arms. No longer required.

https://www.meyra.co.uk/wheelchairs/reh ... oduct-183/

125 Euros ono (List Price 465 Euros), space needed so price reduced, collect from Algoz/Guia/Messines.